FLUS43 KMKX 181419 AAA

HWOMKX



Hazardous Weather Outlook...UPDATED

National Weather Service Milwaukee/Sullivan WI

919 AM CDT Sat Jul 18 2026



WIZ046-047-051-052-056>060-062>072-191430-

Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge-

Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee-

Lafayette-Green-Rock-Walworth-Racine-Kenosha-

919 AM CDT Sat Jul 18 2026



This Hazardous Weather Outlook is for portions of east central 

Wisconsin, south central Wisconsin and southeast Wisconsin.



.DAY ONE...Today and Tonight



Wildfire smoke is expected to contribute to lower visibilities 

and unhealthy air quality mainly tonight.



There is a high Swim Risk for area beaches in Ozaukee, Milwaukee,

Racine and Kenosha Counties tonight, with a moderate swim risk 

for Sheboygan County beaches.



.DAYS TWO THROUGH SEVEN...Sunday through Friday



Wildfire smoke is expected to contribute to lower visibilities 

and unhealthy air quality into Sunday.



Severe storms are possible mainly Monday afternoon and evening,

with all severe weather hazards possible.



.SPOTTER INFORMATION STATEMENT...



Spotter activation may be needed Monday afternoon and evening.



$$



LMZ643>646-191430-

Sheboygan to Port Washington WI-

Port Washington to North Point Light WI-

North Point Light to Wind Point WI-

Wind Point WI to Winthrop Harbor IL-

919 AM CDT Sat Jul 18 2026



This Hazardous Weather Outlook is for the nearshore waters from 

Sheboygan Wisconsin to Winthrop Harbor Illinois.



.DAY ONE...Today and Tonight



Wildfire smoke is expected to contribute to lower visibilities 

and unhealthy air quality mainly later this afternoon into 

tonight. A Dense Smoke Advisory is in effect.



A Small Craft Advisory is in effect this evening into later 

tonight for building waves.



.DAYS TWO THROUGH SEVEN...Sunday through Friday



Severe storms are possible mainly Monday afternoon and evening, 

with all severe weather hazards possible.



$$



LMZ080-261-362-364-366-563-565-567-669-671-673-675-777-779-868-

870-872-874-876-878-191430-

Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to

mid-line of lake.-

Lake Michigan from Seul Choix Point to Rock Island Passage 5NM

offshore to Mid Lake-

Lake Michigan South of a line from Seul Choix Point to the

Mackinac Bridge and North of a line from Charlevoix MI to South

Fox Island 5NM offshore-

Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to

mid lake-

Lake Michigan from Point Betsie to Manistee MI 5NM offshore to

Mid Lake-

Lake Michigan from Rock Island Passage to Sturgeon Bay WI 5NM

offshore to mid lake-

Lake Michigan from Sturgeon Bay to Two Rivers WI 5NM offshore to

Mid Lake-

Lake Michigan from Two Rivers to Sheboygan WI 5NM offshore to Mid

Lake-

Lake Michigan from Sheboygan to Port Washington WI 5NM offshore

to Mid Lake-

Lake Michigan from Port Washington to North Point Light WI 5NM

offshore to Mid Lake-

Lake Michigan from North Point Light to Wind Point WI 5NM

offshore to Mid Lake-

Lake Michigan from Wind Point WI to Winthrop Harbor IL 5NM

offshore to Mid Lake-

Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5NM

offshore to Mid Lake-

Lake Michigan from Wilmette Harbor to Michigan City in 5NM

offshore to Mid Lake-

Lake Michigan from Pentwater to Manistee MI 5NM offshore to Mid

Lake-

Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid

Lake-

Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to

Mid Lake-

Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid

Lake-

Lake Michigan from South Haven to Holland MI 5NM offshore to Mid

lake-

Lake Michigan from St Joseph to South Haven MI 5NM offshore to

Mid Lake-

919 AM CDT Sat Jul 18 2026



This Hazardous Weather Outlook is for the open waters of Lake 

Michigan.



.DAY ONE...Today and Tonight



Wildfire smoke will return from north to south across the lake 

from this afternoon into tonight. A Dense Smoke Advisory is in 

effect.



.DAYS TWO THROUGH SEVEN...Sunday through Friday



Wildfire smoke will linger across the lake through Sunday night. 

The Dense Smoke Advisory remains in effect for this period.



Strong to severe storms are possible mainly Monday afternoon and 

night, with all severe weather hazards possible.



Southerly gales are possible Monday afternoon and evening.



$$

Wood

www.weather.gov/mkx